RETURN TO MAIN ARTICLE Check cookie settings
Firefox can be set to not accept cookies. To turn on cookies:
- Click the menu button
and select .
- Select the Enhanced Tracking Protection, which includes cookies.
- If Trackers and scripts Firefox blocks in Enhanced Tracking Protection. is selected, this is the default setting and, except for trackers, all cookies are enabled. For more information, see
- If is selected, either choose or switch to .
- If Cross-site tracking cookies — includes social media cookies. is selected, either uncheck Cookies (this will allow all cookies) or select the setting to only block
panel. This is where you can view your settings for - Close the about:preferences page. Any changes you've made will automatically be saved.
Check sites that are blocked from setting cookies
- Click the menu button
and select .
- Select the
- Click
- The Exceptions - Cookies and Site Data dialog box that opens will show you which sites you have blocked from storing cookies.
- Make sure the site you're trying to access isn't listed.
- If it is, click on its entry and click .
- Close the about:preferences page. Any changes you've made will automatically be saved.
Clear history for that site
The cookies and temporary data already stored on your computer may be causing the problem. Delete them, then test for your problem:
- Click the Library button
on your toolbar. (If you don't see it there, click the menu button
then click .) Click and then click the Manage History bar at the bottom to open the Library window.
- Search for the website you want to remove from your history by typing its name in the Search History field in the top-right corner and then pressing Enter.
- Then, in the search results, right-click on the site you want to remove, and select .All history items (browsing and download history, cookies, cache, active logins, passwords, saved form data, exceptions for cookies, images, pop-ups) for that site will be removed.
- Finally, close the Library window.
Clear all cookies and the cache
If deleting cookies for the site with the problem did not fix the error, clear all the cookies stored on your computer and clear the Firefox cache:
- Click the Library button
on your toolbar. (If you don't see it there, click the menu button
then click .)
- Click and select .
- In the Time Range to clear: drop-down, select Everything.
- Below the drop-down menu, select both Cookies and Cache. Make sure other items you want to keep are not selected.
- Click .